Flexor
Flexor
The type of muscle that bends a joint is called a flexor muscle. Flexor muscles contract to decrease the angle between two bones at a joint, facilitating movements like bending the elbow or knee. These muscles work in opposition to extensor muscles, which increase the angle at a joint.
The joint between the humerus and the ulna bends the elbow.
The quadriceps muscle helps straighten and extend the leg and the hamstring helps bend the knee.
bicept
They're referring to opposite motions, if a muscle bends a joint - it's antagonist straightens it out.
extensor
By tensing.
This type of muscle contracts to bend a limb at a joint
Spine. Bone, not muscle.
A flexor muscle.
gliding joint